in src/main/java/org/apache/maven/plugins/dependency/tree/DOTDependencyNodeVisitor.java [49:63]
public boolean visit(DependencyNode node) {
if (node.getParent() == null || node.getParent() == node) {
writer.write("digraph \"" + node.toNodeString() + "\" { " + System.lineSeparator());
}
// Generate "currentNode -> Child" lines
List<DependencyNode> children = node.getChildren();
for (DependencyNode child : children) {
writer.println("\t\"" + node.toNodeString() + "\" -> \"" + child.toNodeString() + "\" ; ");
}
return true;
}